... ISO9001:2008; tolerance: +/-0.0001mm high precision rc worm gear for toy car Specifications:1) Suitable for various automotive, ... EDM, high speed CNC machine, Sodick wire EDM, etc. 3)Quality control equipments: roundness meter, projector meter, microscope, gear-test ... Ltd. is a private enterprise, established in 2000.• with an emphasis on Researching, Developing, processing and exporting various ...